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Flexible Thermoelectric Polymers and Systems


Flexible Thermoelectric Polymers and Systems


1. Aufl.

von: Jianyong Ouyang

126,99 €

Verlag: Wiley
Format: EPUB
Veröffentl.: 20.01.2022
ISBN/EAN: 9781119550631
Sprache: englisch
Anzahl Seiten: 272

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Beschreibungen

<b>Flexible Thermoelectric Polymers and Systems</b> <p><b>Comprehensive review of the rapidly evolving field of flexible thermoelectric polymers</b> <p><i>Flexible Thermoelectric Polymers and Systems </i>delivers an expansive exploration of the most recent developments in flexible thermoelectric polymers and composites, as well as their applications in thermoelectric generators and Peltier coolers. The book focuses on novel designs and applications of technologies such as low-dimensional thermoelectric materials and how the latest advances have begun to overcome problems including poor mechanical flexibility and high fabrication costs. <p>The book begins with a review of the fundamentals of thermoelectric materials, including discussions of the properties of thermoelectric materials, the Seebeck, Peltier, and Thomson effects, electrical conductivity, thermal conductivity, and thermoelectric generators, cooling, and sensors. It goes on to discuss more advanced developments in the field, such as flexible thermoelectric plastics and the thermoelectric properties of conducting polymers with ionic conductors. <p>The book also includes: <ul><li>Thorough introductions to thermoelectric materials and systems, as well as the chemistry and physics of intrinsically conductive polymers</li> <li>Comprehensive explorations of thermoelectric PEDOTs, p-type thermoelectric polymers, and N-type thermoelectric polymers</li> <li>Practical discussions of thermoelectric composites of carbon nanotubes, graphene, and nanomaterials</li> <li>In-depth examinations of polymer composites of inorganic thermoelectric semiconductors</li></ul> <p>Perfect for academic and industrial researchers and engineers in physics, materials science, chemistry, and engineering, <i>Flexible Thermoelectric Polymers and Systems </i>is also an indispensable resource for graduate students and early-career professionals working in those fields.
<ol> <li> <p>List of Contributors ix</p> <p>Preface xiii</p> <p><b>1 Fundamental Knowledge on Thermoelectric Materials </b><b>1</b></p> <p><i>Jianyong Ouyang and Hanlin Cheng</i></p> <p>1.1 Properties of Thermoelectric Materials 1</p> <p>1.1.1 Thermoelectric Effect 3</p> <p>1.1.2 Seebeck Effect 3</p> <p>1.1.3 Peltier Effect 11</p> <p>1.1.4 Thomson Effect 11</p> <p>1.1.5 Electrical Conductivity 12</p> <p>1.1.5.1 Charge Carrier Density 12</p> <p>1.1.5.2 Charge Carrier Mobility 15</p> <p>1.1.5.3 Temperature Dependence of Conductivity 17</p> <p>1.1.5.4 Conductivity of Composites 20</p> <p>1.1.6 Thermal Conductivity 22</p> <p>1.2 Thermoelectric Generators 24</p> <p>1.2.1 Dependence of Thermoelectric Efficiency on ZT 24</p> <p>1.2.2 Effect of Electrical and Thermal Contact Resistances On Thermoelectric Performance 25</p> <p>1.2.3 Equation of Thermoelectric Efficiency 27</p> <p>1.3 Peltier Cooling 35</p> <p>1.4 Thermoelectric Sensors 37</p> <p>1.5 Summary 37</p> <p>Acknowledgment 38</p> <p>References 38</p> <p><b>2 Conductive Polymers for Flexible Thermoelectric Systems </b><b>41</b></p> <p><i>Lin Hu, Zaifang Li, Yinhua Zhou, and Fengling Zhang</i></p> <p>2.1 Introduction 41</p> <p>2.1.1 The Discovery and Development of Conductive Polymers 42</p> <p>2.1.2 Representative Structures 43</p> <p>2.1.2.1 Polyacetylene (PAc) 44</p> <p>2.1.2.2 Polyaniline (PAni) 44</p> <p>2.1.2.3 Polypyrrole (PPy) 45</p> <p>2.1.2.4 Polythiophene (PTh) and Derivatives 46</p> <p>2.1.3 Conductive Mechanism 47</p> <p>2.2 Chemical Design and Synthesis of Conductive Polymers 48</p> <p>2.2.1 Energy Level Design of Conjugated Polymers 48</p> <p>2.2.2 Tuning Molecular Conformations 51</p> <p>2.2.3 Melt and Solution Processability 51</p> <p>2.3 Doping of Conductive Polymers 52</p> <p>2.3.1 n-Type Doping 54</p> <p>2.3.2 p-Type Doping 55</p> <p>2.4 The Properties of Poly(3,4-ethylenedioxythiophene) 57</p> <p>2.4.1 Oxidative and in situ Polymerization of EDOT to PEDOT 57</p> <p>2.4.2 Counterions for PEDOT 58</p> <p>2.4.3 PEDOT:PSS 59</p> <p>2.4.4 Applications in Organic Electronics 62</p> <p>2.4.4.1 As an Electrode in Organic Solar Cells 62</p> <p>2.4.4.2 Buffer Layer in Organic Solar Cells 64</p> <p>2.4.4.3 Polymer-Based Organic Thermoelectric Generators 64</p> <p>2.5 Processing Technics for Flexible Thermoelectric Generators 65</p> <p>2.6 Conclusions and Perspectives 69</p> <p>Acknowledgments 69</p> <p>References 70</p> <p><b>3 Flexible Thermoelectrics Based on Poly(3,4-Ethylenedioxythiophene) </b><b>81</b></p> <p><i>Ming Hui Chua, Ady Suwardi, and Jianwei Xu</i></p> <p>3.1 Introduction 81</p> <p>3.2 TE Materials and Devices 83</p> <p>3.2.1 Fundamental Principles and Theory of Thermoelectrics 83</p> <p>3.2.2 PEDOT and Its Composites as TE Materials 85</p> <p>3.2.3 General Configuration of TE Devices and Generators 88</p> <p>3.2.4 Parameters of TE Device and Generator Performances 90</p> <p>3.2.4.1 Output Voltage 90</p> <p>3.2.4.2 Output Power Density 91</p> <p>3.3 PEDOT-Based Flexible TE Materials 92</p> <p>3.4 PEDOT: PSS-Based TEGs 99</p> <p>3.5 Conclusions and Perspectives 110</p> <p>Acknowledgments 111</p> <p>Conflict of Interests 112</p> <p>References 112</p> <p><b>4 Flexible Thermoelectric Plastic Via Electrochemistry </b><b>117</b></p> <p><i>Fengxing Jiang, Peipei Liu, Baoyang Lu, Congcong Liu, and Jingkun Xu</i></p> <p>4.1 Introduction 117</p> <p>4.2 Electrochemical Deposition of CPs 118</p> <p>4.3 Electronic Structure and Optical Properties 125</p> <p>4.4 Electrochemical Doping and De-doping 130</p> <p>4.5 Thermoelectric Performance of Flexible CP Films 133</p> <p>4.5.1 Polythiophenes 133</p> <p>4.5.2 Polyselenophenes 135</p> <p>4.5.3 Polycarbazolyls 136</p> <p>4.5.4 Copolymers 137</p> <p>4.6 Control in Thermoelectric Performance by Electrochemistry 138</p> <p>4.7 Conclusions 140</p> <p>Acknowledgments 142</p> <p>References 142</p> <p><b>5 Thermoelectric Properties of Conducting Polymers with Ionic Conductors </b><b>145</b></p> <p><i>Zeng Fan, Jianyong Ouyang, and Lujun Pan</i></p> <p>5.1 Introduction 145</p> <p>5.2 Mixed Ionic-Electronic Conductors 146</p> <p>5.3 Ionic Conductor/Conducting Polymer Heterostructures 150</p> <p>5.4 High-Performance Ion-Conducting TE Polymers 154</p> <p>5.5 Applications of Electronic–Ionic Coupled TE Organics 158</p> <p>5.5.1 TE Generators 158</p> <p>5.5.2 Ionic TE Capacitors 159</p> <p>5.5.3 Multifunctional Sensors 160</p> <p>5.6 Summary 161</p> <p>Acknowledgments 161</p> <p>References 161</p> <p><b>6 Thermoelectric Properties of Carbon Nanomaterials/Polymer Composites </b><b>163</b></p> <p><i>Yue Shu, Zhenghong Xiong, Yang Liu, Yongli Zhou, Meng Li, Yujie Zheng, Shanshan Chen, and Kuan Sun</i></p> <p>6.1 Introduction 163</p> <p>6.2 Conducting Polymers 164</p> <p>6.2.1 PEDOT:PSS 165</p> <p>6.2.1.1 CNT/PEDOT:PSS 165</p> <p>6.2.1.2 Graphene/PEDOT:PSS 171</p> <p>6.2.2 Polyaniline (PANI) 173</p> <p>6.2.2.1 Powder Mixing Method 174</p> <p>6.2.2.2 Solution Mixing Method 178</p> <p>6.2.2.3 In Situ Polymerization Method 180</p> <p>6.2.2.4 Layer-by-Layer (LBL) Deposition 184</p> <p>6.2.3 Polypyrrole (PPy) 184</p> <p>6.2.4 Other P-Type Conducting Polymers 186</p> <p>6.2.5 N-Type TE Composites 187</p> <p>6.3 Non-Conducting Polymers 188</p> <p>6.3.1 Wrap 190</p> <p>6.3.2 Layer-by-Layer Deposition 191</p> <p>6.3.3 Segregated Network 193</p> <p>6.4 Ternary Thermoelectric Material 194</p> <p>6.4.1 Non-conducting Polymer 194</p> <p>6.4.2 Conducting Polymer 195</p> <p>6.5 Summary and Outlook 198</p> <p>References 199</p> <p><b>7 Low-dimensional Thermoelectric Materials </b><b>209</b></p> <p><i>Xinyi Chen, Yuanyuan Zheng, Xue Han, Yuanyuan Jing, Minzhi Du, Chunhong Lu, and Kun Zhang</i></p> <p>7.1 Introduction 209</p> <p>7.2 Zero-Dimensional (0D) Inorganic Semiconducting Nanocrystals 209</p> <p>7.2.1 Measurements 210</p> <p>7.2.2 Materials and Properties 211</p> <p>7.2.2.1 Fullerene 211</p> <p>7.2.2.2 Graphene Quantum Dots 213</p> <p>7.3 One-Dimensional (1D) Thermoelectric Materials 214</p> <p>7.3.1 1D Organic Thermoelectric Materials 214</p> <p>7.3.1.1 Poly(3,4-Ethylenedioxythiophene) anowires 214</p> <p>7.3.1.2 Other Polymer Nanowires 217</p> <p>7.3.2 Carbon Nanotubes 219</p> <p>7.4 Two-Dimensional (2D) Thermoelectric Materials 222</p> <p>7.4.1 Graphene 223</p> <p>7.4.2 Black Phosphorus 226</p> <p>7.4.3 Mxenes 229</p> <p>References 233</p> <p>Index 239</p> </li> </ol>
<p><b>Jianyong Ouyang, PhD,</b> is Associate Professor at the National University of Singapore. He received his doctorate from the Institute for Molecular Science in Japan and his research focuses on flexible electronics and energy materials and devices.</p>
<p><b>Comprehensive review of the rapidly evolving field of flexible thermoelectric polymers</b></p> <p><i>Flexible Thermoelectric Polymers and Systems </i>delivers an expansive exploration of the most recent developments in flexible thermoelectric polymers and composites, as well as their applications in thermoelectric generators and Peltier coolers. The book focuses on novel designs and applications of technologies such as low-dimensional thermoelectric materials and how the latest advances have begun to overcome problems including poor mechanical flexibility and high fabrication costs. <p>The book begins with a review of the fundamentals of thermoelectric materials, including discussions of the properties of thermoelectric materials, the Seebeck, Peltier, and Thomson effects, electrical conductivity, thermal conductivity, and thermoelectric generators, cooling, and sensors. It goes on to discuss more advanced developments in the field, such as flexible thermoelectric plastics and the thermoelectric properties of conducting polymers with ionic conductors. <p>The book also includes: <ul><li>Thorough introductions to thermoelectric materials and systems, as well as the chemistry and physics of intrinsically conductive polymers</li> <li>Comprehensive explorations of thermoelectric PEDOTs, p-type thermoelectric polymers, and N-type thermoelectric polymers</li> <li>Practical discussions of thermoelectric composites of carbon nanotubes, graphene, and nanomaterials</li> <li>In-depth examinations of polymer composites of inorganic thermoelectric semiconductors</li></ul> <p>Perfect for academic and industrial researchers and engineers in physics, materials science, chemistry, and engineering, <i>Flexible Thermoelectric Polymers and Systems </i>is also an indispensable resource for graduate students and early-career professionals working in those fields.

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